A concentration cell is constructed using two metal (M) electrodes with M2+ concentrations of 0.10 M and 1.00 × 10–5 M in the two half-cells. Determine the reduction potential of M2+ given that the potential of the cell at 25°C is

a. 0.118 V.
b. Cannot be determined with the information given.
c.–0.118 V
d. 0 V
e. +0.118 V
f. None of these choices are correct.